<template>
	<div>
		<!-- 面包屑导航区 -->
		<el-breadcrumb separator-class="el-icon-arrow-right">
			<el-breadcrumb-item :to="{ path: '/home' }"
				>首页</el-breadcrumb-item
			>
			<el-breadcrumb-item>商品管理</el-breadcrumb-item>
			<el-breadcrumb-item>商品列表</el-breadcrumb-item>
		</el-breadcrumb>

		<!-- 卡片视图区 -->
		<el-card>
			<el-row :gutter="20">
				<el-col :span="8">
					<el-input
						placeholder="请输入内容"
						v-model="queryInfo.query"
						clearable
						@clear="getGoodsList"
					>
						<el-button
							slot="append"
							icon="el-icon-search"
							@click="getGoodsList"
						></el-button>
					</el-input>
				</el-col>
				<el-col :span="4">
					<el-button type="primary" @click="goAddpage"
						>添加商品</el-button
					>
				</el-col>
			</el-row>

			<!-- table 表格区域 -->
			<el-table :data="goodslist" border stripe>
				<el-table-column type="index" label="#"> </el-table-column>
				<el-table-column label="商品名称" prop="goods_name">
				</el-table-column>
				<el-table-column
					label="商品价格(元)"
					prop="goods_price"
					width="95px"
				>
				</el-table-column>
				<el-table-column
					label="商品重量"
					prop="goods_weight"
					width="70px"
				>
				</el-table-column>
				<el-table-column label="创建时间" prop="add_time" width="140px">
					<template slot-scope="scope">
						{{ scope.row.add_time | dateFormat }}
					</template>
				</el-table-column>
				<el-table-column label="操作" width="130px">
					<template slot-scope="scope">
						<el-button
							type="primary"
							icon="el-icon-edit"
							size="mini"
						></el-button>
						<el-button
							type="danger"
							icon="el-icon-delete"
							size="mini"
							@click="removeById(scope.row.goods_id)"
						></el-button>
					</template>
				</el-table-column>
			</el-table>

			<!-- 分页区域 -->
			<el-pagination
				@size-change="handleSizeChange"
				@current-change="handleCurrentChange"
				:current-page="queryInfo.pagenum"
				:page-sizes="[5, 10, 15, 20]"
				:page-size="queryInfo.pagesize"
				layout="total, sizes, prev, pager, next, jumper"
				:total="total"
				background
			>
			</el-pagination>
		</el-card>
	</div>
</template>

<script>
export default {
	data() {
		return {
			// 查询参数对象
			queryInfo: {
				query: '',
				pagenum: 1,
				pagesize: 10,
			},
			// 商品列表
			goodslist: [],
			// 总数据条数
			total: 0,
		};
	},
	created() {
		this.getGoodsList();
	},
	methods: {
		// 根据分页获取对应的商品列表
		async getGoodsList() {
			const { data: res } = await this.$http.get('goods', {
				params: this.queryInfo,
			});

			if (res.meta.status !== 200) {
				return this.$message.error('获取商品列表失败');
			}

			this.$message.success('获取商品列表成功');

			console.log(res.data);
			this.goodslist = res.data.goods;
			this.total = res.data.total;
		},
		handleSizeChange(newSize) {
			this.queryInfo.pagesize = newSize;
			this.getGoodsList();
		},
		handleCurrentChange(newPage) {
			this.queryInfo.pagenum = newPage;
			this.getGoodsList();
		},
		async removeById(id) {
			const confirmResult = await this.$confirm(
				'此操作将永久删除该商品, 是否继续?',
				'提示',
				{
					confirmButtonText: '确定',
					cancelButtonText: '取消',
					type: 'warning',
				}
			).catch((err) => err);

			if (confirmResult !== 'confirm') {
				return this.$message.info('已经取消删除');
			}

			const { data: res } = await this.$http.delete(`goods/${id}`);

			if (res.meta.status !== 200) {
				return this.$message.error('删除失败');
			}

			this.$message.success('删除成功');
			this.getGoodsList();
		},
		goAddpage() {
			this.$router.push('/goods/add');
		},
	},
};
</script>

<style lang="scss" scoped></style>
